ACM 2 compatibility with ACM 1.

Removing an unregisterd codec from ACM 1 does not result in an error, so should be for ACM 2. Also ACM 1 has post-decode VAD on and AMC 2 needs to have it on by default.

BUG=
Test=trybits

R=tina.legrand@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/5549005

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@5276 4adac7df-926f-26a2-2b94-8c16560cd09d
2 files changed